CA2112809A1 - Method and circuit for selecting tuning of a radio receiver - Google Patents
Method and circuit for selecting tuning of a radio receiverInfo
- Publication number
- CA2112809A1 CA2112809A1 CA002112809A CA2112809A CA2112809A1 CA 2112809 A1 CA2112809 A1 CA 2112809A1 CA 002112809 A CA002112809 A CA 002112809A CA 2112809 A CA2112809 A CA 2112809A CA 2112809 A1 CA2112809 A1 CA 2112809A1
- Authority
- CA
- Canada
- Prior art keywords
- frequency channels
- frequency
- radio receiver
- circuit
- tuning
- 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.)
- Abandoned
Links
- 238000000034 method Methods 0.000 title abstract description 12
- 238000004891 communication Methods 0.000 claims abstract description 54
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000001747 exhibiting effect Effects 0.000 claims 1
- 150000002500 ions Chemical class 0.000 description 19
- 150000001768 cations Chemical class 0.000 description 15
- 230000001413 cellular effect Effects 0.000 description 11
- NQLVQOSNDJXLKG-UHFFFAOYSA-N prosulfocarb Chemical compound CCCN(CCC)C(=O)SCC1=CC=CC=C1 NQLVQOSNDJXLKG-UHFFFAOYSA-N 0.000 description 6
- 230000010267 cellular communication Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 241001167018 Aroa Species 0.000 description 3
- 101150087426 Gnal gene Proteins 0.000 description 3
- 244000180577 Sambucus australis Species 0.000 description 3
- 235000018734 Sambucus australis Nutrition 0.000 description 3
- FWXAUDSWDBGCMN-DNQXCXABSA-N [(2r,3r)-3-diphenylphosphanylbutan-2-yl]-diphenylphosphane Chemical compound C=1C=CC=CC=1P([C@H](C)[C@@H](C)P(C=1C=CC=CC=1)C=1C=CC=CC=1)C1=CC=CC=C1 FWXAUDSWDBGCMN-DNQXCXABSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 3
- 101150107341 RERE gene Proteins 0.000 description 2
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- WTEVQBCEXWBHNA-YFHOEESVSA-N neral Chemical compound CC(C)=CCC\C(C)=C/C=O WTEVQBCEXWBHNA-YFHOEESVSA-N 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- ORKBYCQJWQBPFG-WOMZHKBXSA-N (8r,9s,10r,13s,14s,17r)-13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one;(8r,9s,13s,14s,17r)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6h-cyclopenta[a]phenanthrene-3,17-diol Chemical compound OC1=CC=C2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1.O=C1CC[C@@H]2[C@H]3CC[C@](CC)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 ORKBYCQJWQBPFG-WOMZHKBXSA-N 0.000 description 1
- 241000380873 Algon Species 0.000 description 1
- 240000000662 Anethum graveolens Species 0.000 description 1
- 241000272470 Circus Species 0.000 description 1
- WTEVQBCEXWBHNA-UHFFFAOYSA-N Citral Natural products CC(C)=CCCC(C)=CC=O WTEVQBCEXWBHNA-UHFFFAOYSA-N 0.000 description 1
- 206010012289 Dementia Diseases 0.000 description 1
- 101100438361 Drosophila melanogaster capu gene Proteins 0.000 description 1
- 101100536354 Drosophila melanogaster tant gene Proteins 0.000 description 1
- 102100027623 FERM and PDZ domain-containing protein 4 Human genes 0.000 description 1
- 101710155996 FERM and PDZ domain-containing protein 4 Proteins 0.000 description 1
- 241000820057 Ithone Species 0.000 description 1
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- 241000644027 Perideridia lemmonii Species 0.000 description 1
- 101150047985 TRDN gene Proteins 0.000 description 1
- 241000690647 Tatia Species 0.000 description 1
- 244000299492 Thespesia populnea Species 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- WTEVQBCEXWBHNA-JXMROGBWSA-N citral A Natural products CC(C)=CCC\C(C)=C\C=O WTEVQBCEXWBHNA-JXMROGBWSA-N 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- JCCNYMKQOSZNPW-UHFFFAOYSA-N loratadine Chemical compound C1CN(C(=O)OCC)CCC1=C1C2=NC=CC=C2CCC2=CC(Cl)=CC=C21 JCCNYMKQOSZNPW-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 101150010724 queD gene Proteins 0.000 description 1
- 101150065786 sigD gene Proteins 0.000 description 1
- 101150016746 sigI gene Proteins 0.000 description 1
- 101150079130 sopB gene Proteins 0.000 description 1
- FIAFUQMPZJWCLV-UHFFFAOYSA-N suramin Chemical compound OS(=O)(=O)C1=CC(S(O)(=O)=O)=C2C(NC(=O)C3=CC=C(C(=C3)NC(=O)C=3C=C(NC(=O)NC=4C=C(C=CC=4)C(=O)NC=4C(=CC=C(C=4)C(=O)NC=4C5=C(C=C(C=C5C(=CC=4)S(O)(=O)=O)S(O)(=O)=O)S(O)(=O)=O)C)C=CC=3)C)=CC=C(S(O)(=O)=O)C2=C1 FIAFUQMPZJWCLV-UHFFFAOYSA-N 0.000 description 1
- 208000006379 syphilis Diseases 0.000 description 1
- 101150001907 tsaD gene Proteins 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
- H03J1/0008—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor
- H03J1/0091—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor provided with means for scanning over a band of frequencies
-
- 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
- H04B1/16—Circuits
- H04B1/26—Circuits for superheterodyne receivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
- H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
Landscapes
- Engineering & Computer Science (AREA)
- Quality & Reliability (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mobile Radio Communication Systems (AREA)
- Transceivers (AREA)
- Circuits Of Receivers In General (AREA)
- Transmitters (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US88080892A | 1992-05-08 | 1992-05-08 | |
| US880,808 | 1992-05-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2112809A1 true CA2112809A1 (en) | 1993-11-25 |
Family
ID=25377146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002112809A Abandoned CA2112809A1 (en) | 1992-05-08 | 1993-04-19 | Method and circuit for selecting tuning of a radio receiver |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JP3196211B2 (xx) |
| CN (1) | CN1035588C (xx) |
| CA (1) | CA2112809A1 (xx) |
| DE (2) | DE4392213T1 (xx) |
| FR (1) | FR2691027B1 (xx) |
| GB (1) | GB2274750B (xx) |
| HU (1) | HUT69370A (xx) |
| IT (1) | IT1261466B (xx) |
| RU (1) | RU2123771C1 (xx) |
| SE (1) | SE9400018L (xx) |
| WO (1) | WO1993023963A1 (xx) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2135917A1 (en) * | 1993-04-21 | 1994-10-27 | Christopher Frank Bussan | Method and circuit for retuning of a radio receiver |
| FR2726139A1 (fr) * | 1994-10-19 | 1996-04-26 | Philips Electronics Nv | Recepteur de radio a recherche automatique des stations |
| DE69534333T2 (de) * | 1994-11-22 | 2006-05-24 | Ntt Mobile Communications Network Inc. | Steuerkanal-Suchverfahren in einer mobilen Station |
| US5940746A (en) * | 1995-12-29 | 1999-08-17 | Motorola, Inc. | Channel scanning apparatus and method |
| JP3271504B2 (ja) * | 1996-02-02 | 2002-04-02 | 三菱電機株式会社 | 周波数推定回路およびそれを用いたａｆｃ回路 |
| GB2320991A (en) * | 1996-12-20 | 1998-07-08 | Dsc Telecom Lp | Channel selection control in a cellular radio communications system |
| US6233247B1 (en) | 1998-03-12 | 2001-05-15 | Nortel Networks Limited | Method and system for avoiding communication failure in CDMA systems |
| DE19882318T1 (de) * | 1997-04-14 | 2000-04-13 | Northern Telecom Ltd | Verfahren und System zur Vermeidung einer Kommunikationsstörung in CDMA-Systemen |
| US6396867B1 (en) | 1997-04-25 | 2002-05-28 | Qualcomm Incorporated | Method and apparatus for forward link power control |
| GB2332823A (en) * | 1997-12-29 | 1999-06-30 | Samsung Electronics Co Ltd | Sequential selection of control channels for call attempt |
| GB9925234D0 (en) * | 1999-10-25 | 1999-12-22 | Simoco Int Ltd | Mobile radio communications systems |
| KR100374568B1 (ko) * | 2001-01-17 | 2003-03-03 | 삼성전자주식회사 | 이동단말 파워오프 제어방법 |
| ATE342641T1 (de) * | 2003-05-28 | 2006-11-15 | Ericsson Telefon Ab L M | Planung der zellsuche in einem drahtlosen zellularen kommunikationsnetz |
| JP4551814B2 (ja) * | 2005-05-16 | 2010-09-29 | Ｏｋｉセミコンダクタ株式会社 | 無線通信装置 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2087369A5 (xx) * | 1970-05-15 | 1971-12-31 | Cit Alcatel | |
| DE2402562C3 (de) * | 1974-01-19 | 1978-07-13 | Te Ka De Felten & Guilleaume Fernmeldeanlagen Gmbh, 8500 Nuernberg | Verfahren zur automatischen Suche modulierter Funkkanäle |
| GB2057267B (en) * | 1979-08-29 | 1983-05-18 | Allcock J A | Sensory isolation tank |
| FR2584884B1 (fr) * | 1985-07-09 | 1987-10-09 | Trt Telecom Radio Electr | Procede et dispositif de recherche de canal libre pour un systeme de radio mobile |
| CH671124A5 (xx) * | 1986-04-30 | 1989-07-31 | Zellweger Uster Ag | |
| CA1282837C (en) * | 1987-03-20 | 1991-04-09 | Tetsuya Hanawa | Apparatus for selecting control channel in mobile communication system |
| US4905301A (en) * | 1988-07-28 | 1990-02-27 | Motorola, Inc. | Selective system scan for multizone radiotelephone subscriber units |
| FI83717C (fi) * | 1989-09-25 | 1991-08-12 | Nokia Mobile Phones Ltd | Foerfarande foer intrimning och kompensation av effektnivaoer i en radiotelefon. |
| FI83715C (fi) * | 1989-09-25 | 1991-08-12 | Nokia Mobile Phones Ltd | Logikstyrd intrimning och kompensation av signalnivaoer och deviationer i en radiotelefon. |
| JP2867538B2 (ja) * | 1990-01-30 | 1999-03-08 | 日本電気株式会社 | チャンネル選択方式 |
| US5119502A (en) * | 1990-08-30 | 1992-06-02 | Telefonaktiebolaget L M Ericsson | Periodic system ordered rescan in a cellular communication system |
| JP2927055B2 (ja) * | 1991-07-12 | 1999-07-28 | 日本電気株式会社 | 制御チャンネル捕捉方法とその回路 |
| US5203012A (en) * | 1992-02-10 | 1993-04-13 | Motorola, Inc. | Method and apparatus for optimum channel assignment |
-
1993
- 1993-04-19 WO PCT/US1993/003692 patent/WO1993023963A1/en active Application Filing
- 1993-04-19 JP JP52023493A patent/JP3196211B2/ja not_active Expired - Lifetime
- 1993-04-19 HU HU9400043A patent/HUT69370A/hu unknown
- 1993-04-19 CA CA002112809A patent/CA2112809A1/en not_active Abandoned
- 1993-04-19 RU RU94014617A patent/RU2123771C1/ru active
- 1993-04-19 GB GB9326218A patent/GB2274750B/en not_active Expired - Lifetime
- 1993-04-19 DE DE4392213T patent/DE4392213T1/de active Pending
- 1993-04-19 DE DE4392213A patent/DE4392213C2/de not_active Expired - Fee Related
- 1993-05-03 IT ITRM930277A patent/IT1261466B/it active IP Right Grant
- 1993-05-07 FR FR9305496A patent/FR2691027B1/fr not_active Expired - Lifetime
- 1993-05-07 CN CN93105681A patent/CN1035588C/zh not_active Expired - Lifetime
-
1994
- 1994-01-04 SE SE9400018A patent/SE9400018L/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| IT1261466B (it) | 1996-05-23 |
| DE4392213T1 (de) | 1994-06-09 |
| DE4392213C2 (de) | 1999-04-29 |
| GB2274750A (en) | 1994-08-03 |
| FR2691027B1 (fr) | 1995-08-11 |
| GB2274750B (en) | 1996-06-12 |
| ITRM930277A0 (it) | 1993-05-03 |
| RU2123771C1 (ru) | 1998-12-20 |
| CN1035588C (zh) | 1997-08-06 |
| SE9400018L (sv) | 1994-03-07 |
| CN1082786A (zh) | 1994-02-23 |
| HU9400043D0 (en) | 1994-05-30 |
| JPH06508973A (ja) | 1994-10-06 |
| SE9400018D0 (sv) | 1994-01-04 |
| ITRM930277A1 (it) | 1994-11-03 |
| FR2691027A1 (fr) | 1993-11-12 |
| GB9326218D0 (en) | 1994-04-20 |
| JP3196211B2 (ja) | 2001-08-06 |
| HUT69370A (en) | 1995-09-28 |
| WO1993023963A1 (en) | 1993-11-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Discontinued | ||
| FZDE | Discontinued |
Effective date: 20000419 |