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7622982 |
Electrical fuse device
The invention provides an electrical fuse device comprising: a plurality of fuse cores, each having an electrical fuse element and a switching element serially connected to the electrical fuse...
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7616416 |
System to protect electrical fuses
A method and system is disclosed for protecting electrical fuse circuitry. A electrical fuse circuit with electrostatic discharge (ESD) protection has at least one electrical fuse, a programming...
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7609539 |
Electrically programmable fuse bit
One-time programmable (OTP) nonvolatile fuse memory cells are disclosed that do not require decoding or addressing for reading their data content. Each fuse memory cell has its content latched at...
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7598798 |
Trimmer device and related trimming method
A trimmer device for adjusting a reference signal of a target circuit is disclosed. The trimmer device includes: a switch controlling module and an impedance adjustment circuit. The switch...
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7598127 |
Nanotube fuse structure
A method of forming a carbon nanotube fuse by depositing a carbon nanotube layer, then depositing a cap layer directly over the carbon nanotube layer. The cap layer is formed of a material that has...
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7592855 |
Trimming circuit and semiconductor device
A trimming circuit is disclosed. The trimming circuit includes a first trimming circuit having resistors and fuses, and a second trimming circuit having a resistor, an NMOS transistor, and a...
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7589581 |
Circuit for adjusting reference voltage using fuse trimming
A binary bidirectional trimming circuit is disclosed. The trimming circuit includes: a first resistor set having 4 resistors in parallel connected and a first fuse bridged two ends thereto provide...
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7589577 |
Circuit adjustable after packaging having a voltage limiter and method of adjusting same
A circuit adjustable after packaging includes a functional circuit supplied with a power potential and a reference potential and has at least one parameter adjustable by programming at least one...
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7570103 |
Semiconductor device including capacitive circuit and short-circuit preventing circuit connected in series
In a semiconductor circuit device including a first terminal adapted to receive a first voltage and a second terminal adapted to receive a second voltage lower than the first voltage, a capacitive...
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7567115 |
Fuse-fetching circuit and method for using the same
A fuse-fetching circuit comprises a plurality of fuses, a plurality of first switches and a shift register. Each of the first switches includes a first data end, a second data end and a control...
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7567114 |
Semiconductor device having two fuses in parallel
A semiconductor device employs two electric fuses ( 31, 32 ) connected in parallel to each other. First terminals of the electric fuses ( 31, 32 ) are connected to a junction of first and second...
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7564295 |
Automatic bias circuit for sense amplifier
The present invention discloses a bias circuit for a sense amplifier having a device under sensing, the device under sensing having an un-programmed state and a programmed state, the bias circuit...
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7561059 |
Anti-tamper electronic obscurity using E-fuse technology
A circuit that employs an anti-tamper sensor includes a circuit element that is responsive to a first input and to a second input. A selective coupling element couples the circuit element to the...
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7545665 |
High yielding, voltage, temperature, and process insensitive lateral poly fuse memory
The present invention, generally speaking, provides for a non volatile memory cell requiring no extra process steps. In one embodiment, the non volatile memory cell is a lateral polysilicon...
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7541834 |
System and the methods of managing a set of programmable fuses on an integrated circuit
Disclosed is a design structure for systems and methods of managing a set of programmable fuses on an integrated circuit.
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7538597 |
Fuse cell and method for programming the same
The fuse cell architecture 371 for the presently claimed invention employs a multiple fuse structure 301, 302 architecture in lieu of a single fuse structure. As such, the terminals of these...
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7532058 |
Fuse option circuit
A fuse option circuit including a fuse, a control switch, a latch, and a logical operational controller is provided. The latch stores a selected level. The logical operational controller outputs a...
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7532057 |
Electrically programmable fuse sense circuit
A design structure for electrically programmable fuse sense circuit having an electrically programmable fuse and a reference resistance. A first current source is coupled, through a first switch,...
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7525368 |
Fuse circuit
A fuse circuit comprises at least one fuse circuit unit and a current blocking module. The fuse circuit unit comprises a voltage establishing module and a latch. The voltage establishing module is...
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7514982 |
Methods, devices and systems for sensing the state of fuse devices
A fuse sensing circuit includes a sense controller and a fuse state sensor. The sense controller includes a reference fuse and a reference sensor coupled to the reference fuse. The reference sensor...
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7514952 |
I/O circuitry for reducing ground bounce and VCC sag in integrated circuit devices
Methods and circuitry for reducing ground bounce and VCC sag effects in integrated circuit (“IC”) devices is provided. In particular, a via-programmable design for I/O circuitry in IC devices...
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7512028 |
Integrated circuit feature definition using one-time-programmable (OTP) memory
In one embodiment, a integrated circuit (IC) configurable to have any one of a plurality of different feature sets, the IC including (a) one or more feature blocks adapted to be independently...
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7506234 |
Signature circuit, semiconductor device having the same and method of reading signature information
A signature circuit in a semiconductor chip includes a signature program circuit configured to be programmed with signature information and to output a signature signal in response to the signature...
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7504875 |
Methods and apparatus for characterizing electronic fuses used to personalize an integrated circuit
An integrated circuit device having at least one fuse capable of being blown in order to provide measurements of fuse current-voltage characteristics is provided. The integrated circuit device also...
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7501879 |
eFuse resistance sensing scheme with improved accuracy
An eFuse sensing circuit replaces the inverters used to provide the “read” output state of a conventional eFuse circuit. The sensing circuit includes a comparator with one input coupled to the...
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7498864 |
Electronic fuse for overcurrent protection
Current is provided from a first node coupled to an output of a power supply to a second node coupled to a voltage supply input of an electronic device under test via a transistor having a first...
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7495987 |
Current-mode memory cell
Methods and corresponding systems for reading a memory cell include a first current sourced from a first current source into a summing node, wherein the first current source is coupled to a first...
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7495872 |
Semiconductor unit
To improve the ESD protection of a circuit receiving a signal. An inverter circuit INV 1 is connected to ground wiring GND 1 for supplying power, and is connected to power supply wiring VDD 1 ...
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7495472 |
Circuits/methods for electrically isolating fuses in integrated circuits
A fuse circuit can include a cut-off unit circuit configured to electrically isolate a fuse from an input to a status information circuit after latching of status information associated with status...
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7489180 |
Systems and methods for efuse fusing time reduction
Various systems and methods for device configuration are disclosed herein. For example, some embodiments of the present invention provide semiconductor devices that include a fuse blow circuit. The...
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7486756 |
Phase detector
A phase detector is applied for detecting the phase difference between a data signal and a clock signal, and outputting a first up signal whose pulse width is between 1/2 and 3/2 period of the...
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7482855 |
Circuit and method for stable fuse detection
A fuse state detection circuit is comprised of a first fuse element, a second fuse element, and an output for carrying an output signal, the output signal represents a first logic state when the...
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7482854 |
E-fuse circuit using leakage current path of transistor
An e-fuse adapted to indicate programming state in relation leakage current path defined by a program transistor both before and after dielectric breakdown has occurred. The e-fuse comprises: a...
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7468623 |
Clamp circuit with fuse options
A voltage control circuit provides a test supply voltage during manufacturing and testing of a semiconductor device and provides an operational supply voltage after certification of the...
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7468620 |
Frequency generator apparatus and control circuit thereof
A frequency generator apparatus and a control circuit thereof are provided. The frequency generator apparatus comprises the control circuit and a frequency generator, wherein the control circuit...
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7459956 |
Storing information with electrical fuse for device trimming
A method and system is disclosed for device trimming. A device trimming system comprises at least one reference device to be trimmed having a reference electrical parameter, at least one trimming...
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7446593 |
Power supply with programmable fuse for mode selection
A voltage regulator operable as a voltage follower while a fusible link is closed and in a regulated voltage mode when the fusible link becomes open. The voltage regulator can be formed on...
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7443227 |
Adjusting circuit
A programmable detection adjuster is disclosed. The programmable detection adjuster comprises a bandgap and an adjusting circuit. The bandgap comprises a power input terminal, a voltage output...
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7432755 |
Programming current stabilized electrical fuse programming circuit and method
An electrical fuse programming circuit and a method for programming an electrical fuse within the electrical fuse programming circuit use a programming circuit bus to which are electrically...
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7429886 |
Poly fuse trimming circuit
A poly fuse trimming circuit. The poly fuse trimming circuit comprises a poly fuse and a silicon controlled rectifier (SCR) device. The poly fuse is coupled between a first fixed potential and an...
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7420407 |
Device for controlling internal voltage
A device controls internal voltage. Increased reliability of a semiconductor memory device is obtained by increasing or decreasing a level of internal reference voltage according to change of the...
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7403432 |
Differential read-out circuit for fuse memory cells
A read-out circuit is disclosed, where the circuit reads information out of a memory unit comprising two non-volatile memory cells. The cells have different programming states, and the memory...
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7403061 |
Method of improving fuse state detection and yield in semiconductor applications
Disclosed are embodiments of an apparatus incorporating a detection circuit adapted for determining the state of selected fuses and a programming circuit for blowing selected fuses on demand. Also,...
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7400483 |
Method and apparatus providing final test and trimming for a power supply controller
A power supply controller having final test and trim circuitry. In one embodiment, a power supply controller for switched mode power supply includes a selector circuit, a trim circuit, a shutdown...
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7400185 |
Circuit and method for supplying programming potential at voltages larger than BVDss of programming transistors
A circuit for programming an antifuse coupled between a first node and a second node includes at least one transistor for supplying a programming potential V PP to the first node. A first...
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7394637 |
Sense amplifier with leakage compensation for electrical fuses
A sense amplifier for detecting a logic state of a selected electrical fuse cell among a number of unselected electrical fuse cells includes a bias module coupled to a power supply for generating a...
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7388421 |
Fused trim circuit with test emulation and reduced static current drain
A trim circuit that is operable to adjust (trim) a digital or analog output of another electronic circuit, e.g., a regulator, comparator, signal processor, and the like. The novel trim circuit...
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7388420 |
Rewriteable electronic fuses
Rewriteable electronic fuses include latches and/or logic gates coupled to one or more nonvolatile memory elements. The nonvolatile memory elements are configured to be programmed to memory values...
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7375579 |
Programming of fuse-based memories using snapback devices
In a fuse-based programmable circuit block, the poly-fuse is burned out by making use of a snapback device connected in series with the poly-fuse.
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7362160 |
Fuse trimming circuit
The present invention provides a fuse trimming circuit that can reduce power consumption and improve operation reliability. The fuse trimming circuit is provided with a fuse-state determining...
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