GB2246255B - Amplitude digitiser and a direction-finding system including the amplitude digitiser - Google Patents
Amplitude digitiser and a direction-finding system including the amplitude digitiserInfo
- Publication number
- GB2246255B GB2246255B GB9015985A GB9015985A GB2246255B GB 2246255 B GB2246255 B GB 2246255B GB 9015985 A GB9015985 A GB 9015985A GB 9015985 A GB9015985 A GB 9015985A GB 2246255 B GB2246255 B GB 2246255B
- Authority
- GB
- United Kingdom
- Prior art keywords
- digitiser
- amplitude
- system including
- finding system
- finding
- 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.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
- G01S3/14—Systems for determining direction or deviation from predetermined direction
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
- G01S3/04—Details
- G01S3/043—Receivers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
- H03M1/0602—Continuously compensating for, or preventing, undesired influence of physical parameters of deviations from the desired transfer characteristic
- H03M1/0604—Continuously compensating for, or preventing, undesired influence of physical parameters of deviations from the desired transfer characteristic at one point, i.e. by adjusting a single reference value, e.g. bias or gain error
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit
- H03M1/16—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps
- H03M1/164—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps the steps being performed sequentially in series-connected stages
- H03M1/167—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps the steps being performed sequentially in series-connected stages all stages comprising simultaneous converters
- H03M1/168—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps the steps being performed sequentially in series-connected stages all stages comprising simultaneous converters and delivering the same number of bits
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Theoretical Computer Science (AREA)
- Radar Systems Or Details Thereof (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9015985A GB2246255B (en) | 1990-07-20 | 1990-07-20 | Amplitude digitiser and a direction-finding system including the amplitude digitiser |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9015985A GB2246255B (en) | 1990-07-20 | 1990-07-20 | Amplitude digitiser and a direction-finding system including the amplitude digitiser |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9015985D0 GB9015985D0 (en) | 1990-09-05 |
GB2246255A GB2246255A (en) | 1992-01-22 |
GB2246255B true GB2246255B (en) | 1994-01-05 |
Family
ID=10679400
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9015985A Expired - Fee Related GB2246255B (en) | 1990-07-20 | 1990-07-20 | Amplitude digitiser and a direction-finding system including the amplitude digitiser |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2246255B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5582039B2 (en) * | 2011-01-07 | 2014-09-03 | 富士通株式会社 | Optical transmission device and analog-digital conversion device |
-
1990
- 1990-07-20 GB GB9015985A patent/GB2246255B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB9015985D0 (en) | 1990-09-05 |
GB2246255A (en) | 1992-01-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GR910100175A (en) | Containerization system for agrochemicals and the like | |
GR3023459T3 (en) | Containerization system for agrochemicals and the like | |
GB9009739D0 (en) | Transponder system | |
US5650703B1 (en) | Downward compatible agv system and methods | |
GB9113029D0 (en) | A ticket and a ticket processing system | |
GR3023153T3 (en) | Locating system | |
GB2317953B (en) | A position and orientation determination system | |
EP0441327A3 (en) | Toxic substance-detecting device and water quality-monitoring system employing the same | |
GB2247374A8 (en) | Computed-interferometry radar system with coherentintegration | |
GB2246261B (en) | Tracking arrangements and systems | |
GB2279198B (en) | Image tracking system and technique | |
GB2246270B (en) | Transponder system | |
EP0240606A3 (en) | Pipe-line processing system and microprocessor using the system | |
GB2233576B (en) | Ultrasonic systems | |
GB2298538B (en) | Radar system | |
EP0480825A3 (en) | Position and orientation measurement system and method | |
GB8910819D0 (en) | A portable watering and drainage system | |
PL278619A1 (en) | Herbicide and saprophyticidal specific | |
GB2246255B (en) | Amplitude digitiser and a direction-finding system including the amplitude digitiser | |
GB2240847B (en) | A surveillance system for use in shallow water | |
GB2245443B (en) | Signal digitiser | |
GB2298330B (en) | Radar system | |
GB8806983D0 (en) | Heavy object detection system h o d s | |
GB9104629D0 (en) | A detection system | |
GB8918463D0 (en) | The irrigation machine and associated system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20050720 |