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7023832 |
Paging system with spacial, frequency and time diversity
A highly reliable radio paging system with a combination of time, frequency and spacial diversity in order to increase the reliability of the system. Time diversity is provided by broadcasting the...
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6418329 |
Portable radio information terminal, screen displaying method, recording medium and microcomputer
A portable radio information terminal with a message-notification mode/message-storage mode setting unit, a message-notifying-device-operation control unit and a display-mark turning-on/off unit....
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6262671 |
Pager having bar code reader
A pager includes a bar code reader, which reads from a function setting bar code list functional data to be set to a pager and which stores the data in the ROM. Since the function setting data is...
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5887243 |
Signal processing apparatus and methods
A unified system of programing communication. The system encompasses the prior art (television, radio, broadcast hardcopy, computer communications, etc.) and new user specific mass media. Within...
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5844498 |
Paging receiver with a message selection circuit
A radio paging receiver receives a paging signal including at least a paging number signal and a message signal which follows the paging number signal. The receiver detects a paging signal which is...
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5638054 |
Paging receiver with modifiable features or functions
A battery powered paging receiver for receiving paging messages includes a memory for storing address information for the paging receiver and for storing information related to features or...
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EP0501282B1 |
Selective pager receiver
Abstract of EP0501282 Even when a user is unaware of a reception informing operation, reception informing functions are automatically stopped to prevent unnecessary current consumption. A receiver...
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5508688 |
Selective pager receiver
Even when a user is unaware of a reception informing operation, reception informing functions are automatically stopped to prevent unnecessary current consumption. A receiver includes a mode switch...
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5442345 |
Low voltage alerting device in a paging receiver and method therefor
A paging receiver with a motor and buzzer for saving a battery voltage by alerting a low voltage state of the battery. A low voltage detector compares the battery voltage with a reference voltage...
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5278546 |
Selective call receiver having received message indicators
A selective call receiver (100) comprises means for receiving messages (104) and memory means (108) for storing the received messages. Displaying means (130) for displaying the stored messages and...
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5247700 |
Cellular telephone with pager
A compact and unitary cellular/pager. The cellular/pager includes a cellular antenna for receiving UHF cellular and paging signals. The cellular/pager also includes a VHF paging antenna. Every...
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EP0287061B1 |
Apparatus for controlling calls in a mobile communication system
Abstract of EP0287061 In a mobile communication system having a transmitting and receiving unit (10), a control unit (20), and a handset (30) in a mobile station, it is possible to fix a...
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5206855 |
Multiple frequency message system
A transmitter system for transmitting coded message signals on a plurality of channels of which at least one channel to be assigned to each of a plurality of geographical areas. The coded message...
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H001173 |
Paging device with alternating alert outputs
In a selective call radio paging device, a plurality of alerts are generated in response to the decoding of a message having an address corresponding to the address assigned to the pager. A...
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5181023 |
Terminal unit of a mobile communication system
A terminal unit of a mobile communication system of the type using a vibrating device for alerting the user of the terminal unit to an incoming call by vibration. The terminal unit has a flat belt...
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EP0501282A1 |
Selective pager receiver.
Even when a user is unaware of a reception informing operation, reception informing functions are automatically stopped to prevent unnecessary current consumption. A receiver includes a mode switch...
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5122795 |
Scanning receiver for nationwide radio paging system
A scanning radio reciever for a wide area paging system which interconnects conventional radio common carriers (RCC) for broadcasting page information. A plurality of RCC's in each geographical...
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5117449 |
Dual receiver apparatus for integrated paging and radiotelephone functions
Both paging and cellular radiotelephone functions can be combined in a small, lightweight, single device by sharing most circuitry. The apparatus can receive paging signals simultaneously with...
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5086513 |
Digital radio transceiver programmer with advanced user interface
A digital radio communications transceiver programming apparatus and method are used to load personality defining information in a non-volatile EEPROM memory within a portable or mobile digital...
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D319031 |
Tactile annunciator for alerting persons with or without hearing impairments
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5023936 |
Method and apparatus for externally defining the operational mode of a digital radio transceiver
Different digital radio transceiver front panel escutcheon plate assemblies are provided for different optional transceiver configurations. A digital signal controller which is part of the main...
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4988991 |
Selective call receiving apparatus
A selective call receiving apparatus including a memory. When a new message is to be stored in the memory of which all memory regions have message information stored, the message information for...
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4941174 |
Digital radio with security system for selectively enabling software controlled options
Different digital radio transceiver front panel escutcheon plate modules are provided for different optional transceiver configurations. A security circuit is provided in each module in addition to...
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4935735 |
Selective call radio receiver silent alert mode entry system
A selective call personal paging radio receiver has audio and visual means to alert the user when he or she receives a selective call transmission. The audio alerting means has low and high volume...
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4931765 |
Unitized housing for silent and tone pager alerting system
A housing for an alerting system within a selective call radio receiver exhibits substantial space saving characteristics by incorporating both a low profile vibrator motor for silent alerting and...
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4918438 |
Paging receiver having audible and vibrator annunciating means
A paging receiver which includes a conventional receiver circuit for receiving a paging signal, having a page number that identifies the intended recipient, a memory for storing a unique page...
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4914649 |
Multiple frequency message system
A multiple frequency message system includes a transmitter for transmitting coded message signals on a plurality of channels of which at least one channel to be assigned to each of a plurality of...
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4796024 |
Selective calling receiver with automatic memory storage and turn-on indication
A selective calling receiver with automatic memory storage and turn-on indication is disclosed. When the receiver is placed in the called state by an incoming signal, audible and/or visual...
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EP0287061A2 |
Apparatus for controlling calls in a mobile communication system.
In a mobile communication system having a transmitting and receiving unit (10), a control unit (20), and a handset (30) in a mobile station, it is possible to fix a restriction against a use of a...
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4768033 |
Callsign display for transceiver
A callsign display device for a transceiver which receives a radio wave carrying a coded digital signal of a data including a callsign for amature wireless radio communication. The callsign display...
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4768032 |
Pager decoding system
A pager decoding system which is suitable for use with signal formats, such as POCSAG, in which code words are sent in batches, each batch containing a synchronization code word and (n-1)...
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4758834 |
Pager receiver for giving at least one of extraordinary tones and extraordinary displays
A pager receiver for a radio calling signal carrying a call number and/or a message comprises a processing unit for producing a drive and an information signal to produce ordinary tone or tones...
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4720710 |
Paging receiver having a plurality of test modes
A testable pager including a receiver for demodulating a sequence of signals, and a manually operated switch. A controller receives the outputs of the receiver and the switch. The controller...
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4652875 |
Pager with improved battery saving function
Method and apparatus for use with a pager having a battery-saving function. The pager can receive calls addressed to it even when the pager fails to catch the preamble of the broadcast signal. The...
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4649385 |
Electronic locating system for persons receiving telephone calls
A method and system is disclosed for determining the location of a member of a class of individual transmitter-receiver units distributed throughout a defined facility. A central station...
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EP0173102A2 |
Selective call and selecting apparatus for a mobile radio station in a radio transmission system.
Abstract not available for EP0173102 Abstract of corresponding document: US4776033 The selective calling and dialling arrangement of a mobile radio station forms radio telegrams addressed to a...
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4554540 |
Signal format detection circuit for digital radio paging receiver
A signal detection circuit for a digital radio paging receiver is provided for successfully detecting a desired signal. A demodulated carrier wave, modulated with a code having n bits, is written...
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EP0136677A2 |
Multifunctional pager receiver capable of reducing the number of manual switches.
Abstract not available for EP0136677 Abstract of corresponding document: US4857911 In a multifunctional pager receiver comprising a processing circuit (30) operable in a plurality of modes of...
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