CA2072235A1 - Recepteur de radiomessagerie a gain variable controle par la presence ou l'absence de codes de synchronisation - Google Patents

Recepteur de radiomessagerie a gain variable controle par la presence ou l'absence de codes de synchronisation

Info

Publication number
CA2072235A1
CA2072235A1 CA2072235A CA2072235A CA2072235A1 CA 2072235 A1 CA2072235 A1 CA 2072235A1 CA 2072235 A CA2072235 A CA 2072235A CA 2072235 A CA2072235 A CA 2072235A CA 2072235 A1 CA2072235 A1 CA 2072235A1
Authority
CA
Canada
Prior art keywords
signal
absence
sync
pager
gain setting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA2072235A
Other languages
English (en)
Other versions
CA2072235C (fr
Inventor
Kazuyuki Tsunoda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CA2072235A1 publication Critical patent/CA2072235A1/fr
Application granted granted Critical
Publication of CA2072235C publication Critical patent/CA2072235C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Control Of Amplification And Gain Control (AREA)
CA002072235A 1991-06-25 1992-06-24 Recepteur de radiomessagerie a gain variable controle par la presence ou l'absence de codes de synchronisation Expired - Fee Related CA2072235C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3153551A JP2725480B2 (ja) 1991-06-25 1991-06-25 無線選択呼出受信機
JP3-153551 1991-06-25

Publications (2)

Publication Number Publication Date
CA2072235A1 true CA2072235A1 (fr) 1992-12-26
CA2072235C CA2072235C (fr) 1996-07-02

Family

ID=15564981

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002072235A Expired - Fee Related CA2072235C (fr) 1991-06-25 1992-06-24 Recepteur de radiomessagerie a gain variable controle par la presence ou l'absence de codes de synchronisation

Country Status (9)

Country Link
US (1) US5369799A (fr)
EP (1) EP0520803B1 (fr)
JP (1) JP2725480B2 (fr)
CN (1) CN1028945C (fr)
AU (1) AU647940B2 (fr)
CA (1) CA2072235C (fr)
DE (1) DE69219678T2 (fr)
HK (1) HK1002418A1 (fr)
SG (1) SG43218A1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3108567B2 (ja) * 1993-08-27 2000-11-13 株式会社エヌ・ティ・ティ・ドコモ 移動無線方式および移動受信機
JP2727948B2 (ja) * 1993-12-28 1998-03-18 日本電気株式会社 無線選択呼出受信機
US5564092A (en) * 1994-11-04 1996-10-08 Motorola, Inc. Differential feed-forward amplifier power control for a radio receiver system
JP2689932B2 (ja) * 1994-12-30 1997-12-10 日本電気株式会社 無線選択呼出受信機
JP2888179B2 (ja) * 1995-08-24 1999-05-10 日本電気株式会社 アンテナ同調制御装置
JP2735527B2 (ja) * 1996-02-26 1998-04-02 静岡日本電気株式会社 無線選択呼出受信機
KR19980014464A (ko) * 1996-08-12 1998-05-25 김광호 무선호출기의 데이타 처리장치 및 방법
SG83655A1 (en) * 1996-10-30 2001-10-16 Motorola Inc Gain control of receiver based on state of coverage area
JP3037175B2 (ja) * 1997-01-28 2000-04-24 静岡日本電気株式会社 無線選択呼出受信機
US6081558A (en) * 1997-08-20 2000-06-27 Integration Associates, Inc. Apparatus and method for low power operation with high sensitivity in a communications receiver
US6548878B1 (en) 1998-02-05 2003-04-15 Integration Associates, Inc. Method for producing a thin distributed photodiode structure
US6753586B1 (en) 1998-03-09 2004-06-22 Integration Associates Inc. Distributed photodiode structure having majority dopant gradient and method for making same
US20130241800A1 (en) * 2012-03-14 2013-09-19 Robert W. Schlub Electronic Device with Tunable and Fixed Antennas

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5744264B2 (fr) * 1975-01-24 1982-09-20
GB2100486B (en) * 1981-06-16 1985-02-20 Motorola Ltd Radio receiver (pager) decoding system
IL85558A (en) * 1987-04-30 1992-01-15 Motorola Inc Personal message receiving device with separate information presentation means
JP2546347B2 (ja) * 1988-08-15 1996-10-23 日本電気株式会社 無線送受信装置
US4961073A (en) * 1989-02-27 1990-10-02 Motorola, Inc. Battery saving apparatus and method providing optimum synchronization codeword detection
US4972510A (en) * 1989-08-16 1990-11-20 Motorola, Inc. Method and apparatus for squelching dependent on detected bond rate to reduce unwanted audible noise on a mixed voice data channel
US5001471A (en) * 1989-12-26 1991-03-19 Motorola, Inc. Paging system employing designated batch information service data message transmission

Also Published As

Publication number Publication date
JPH053450A (ja) 1993-01-08
CN1028945C (zh) 1995-06-14
EP0520803A2 (fr) 1992-12-30
US5369799A (en) 1994-11-29
EP0520803B1 (fr) 1997-05-14
CA2072235C (fr) 1996-07-02
JP2725480B2 (ja) 1998-03-11
AU1857892A (en) 1993-01-07
EP0520803A3 (en) 1993-10-27
HK1002418A1 (en) 1998-08-21
AU647940B2 (en) 1994-03-31
DE69219678D1 (de) 1997-06-19
CN1070523A (zh) 1993-03-31
SG43218A1 (en) 1997-10-17
DE69219678T2 (de) 1997-09-11

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed
MKLA Lapsed

Effective date: 20040625