KR970078442A - Camcorder with distance display - Google Patents

Camcorder with distance display Download PDF

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Publication number
KR970078442A
KR970078442A KR1019960019369A KR19960019369A KR970078442A KR 970078442 A KR970078442 A KR 970078442A KR 1019960019369 A KR1019960019369 A KR 1019960019369A KR 19960019369 A KR19960019369 A KR 19960019369A KR 970078442 A KR970078442 A KR 970078442A
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KR
South Korea
Prior art keywords
angle
subject
distance
camcorder
view
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Application number
KR1019960019369A
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Korean (ko)
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KR100215453B1 (en
Inventor
서상수
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김광호
삼성전자 주식회사
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Priority to KR1019960019369A priority Critical patent/KR100215453B1/en
Publication of KR970078442A publication Critical patent/KR970078442A/en
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Publication of KR100215453B1 publication Critical patent/KR100215453B1/en

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/63—Control of cameras or camera modules by using electronic viewfinders
    • H04N23/633—Control of cameras or camera modules by using electronic viewfinders for displaying additional information relating to control or operation of the camera
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00—Measuring distances in line of sight; Optical rangefinders
    • G01C3/02—Details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/67—Focus control based on electronic image sensor signals
    • H04N23/673—Focus control based on electronic image sensor signals based on contrast or high frequency components of image signals, e.g. hill climbing method
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/69—Control of means for changing angle of the field of view, e.g. optical zoom objectives or electronic zooming

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
  • Studio Devices (AREA)
  • Measurement Of Optical Distance (AREA)

Abstract

본 발명은 피사체와의 거리 디스플레이기능을 갖는 캠코더에 관한 것이다. 본 발명의 캠코더는 피사체와의 각도를 감지하기 위한 발광소자와 수광소자로 된 센서부와, 센서부의 발광소자와 수광소자의 위치를 결정하며, 화각상태를 선택하는 화각선택부와, 입력되는 AF데이타로부터 콘트라스트를 판단하는 AF검출부와, 센서부의 감지신호에 따라 각도를 검출하는 각도 검출부와, 거리 디스플레이기능을 선택하는 거리 디스플레이기능스위치와, 거리 디스플레이기능스위치가 온(ON)상태에서 콘트라스트가 가장 높은 값일 때의 화각상태와 각도를 매핑하여 기저장된 거리를 피사체와의 거리로 판단하는 마이콤, 및 판단된 피사체와의 거리를 디스플레이하는 디스플레이부로 구성된다. 따라서, 본 발명은 사용자가 쉽게 피사체와의 거리를 인식할 수 있으며 캠코더의 기능을 확대시킬 수 있는 효과를 제공한다.The present invention relates to a camcorder having a distance display function with respect to a subject. The camcorder of the present invention includes a sensor unit comprising a light emitting element and a light receiving element for detecting an angle with a subject, an angle of view selecting unit for determining the position of the light emitting element and the light receiving element, selecting an angle of view, and an input AF. AF detection unit for determining the contrast from the data, an angle detection unit for detecting the angle in accordance with the detection signal of the sensor unit, a distance display function switch for selecting the distance display function, the contrast is the highest when the distance display function switch is on (ON) And a display configured to display the distance between the subject and the determined subject by mapping the angle of view state and angle at a high value to determine the pre-stored distance as the distance to the subject. Accordingly, the present invention provides an effect of allowing the user to easily recognize the distance to the subject and to expand the function of the camcorder.

Description

피사체와의 거리 디스플레이기능을 갖는 캠코더Camcorder with distance display

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명에 의한 피사체와의 거리 디스플레이기능을 갖는 캠코더의 일실시예를 나타내는 블록도.1 is a block diagram showing an embodiment of a camcorder having a function of displaying a distance from a subject according to the present invention.

Claims (6)

피사체를 촬영하기 위한 캠코더에 있어서, 상기 피사체와의 각도를 검출하기 위한 각도검출수단; 상기 캠코더에 구비되어 있는 오토포커스기능을 통해 피사체를 인식하는 시점을 결정하기 위한 AF컴출수단; 상기 캠코더의 렌즈 배율을 조절하여 화각상태를 선택하는 화각선택부; 거리 디스플레이 기능을 선택하기 위한 스위치; 상기 스위치에 의해 거리 디스플레이기능이 선택되면, 상기 AF검출수단에 의해 결정된 피사체인식시점에서 상기 각도검출수단에서 검출된 각도와 상기 화각선택부에서 선택된 화각상태에 따라 피사체와의 거리를 산출하는 마이콤; 및 상기 산출된 피사체와의 거리를 디스플레이 하는 디스플레이부를 포함하는 피사체와의 거리 디스플레이기능을 갖는 캠코더.A camcorder for photographing a subject, comprising: angle detecting means for detecting an angle with the subject; AF extraction means for determining a point of time for recognizing a subject through an autofocus function provided in the camcorder; An angle of view selection unit for selecting an angle of view state by adjusting a lens magnification of the camcorder; A switch for selecting a distance display function; If the distance display function is selected by the switch, the micom for calculating the distance between the subject according to the angle detected by the angle detection means and the angle of view selected by the angle of view selection unit at the subject recognition time determined by the AF detection means; And a display unit for displaying the calculated distance to the subject. 제1항에 있어서, 상기 각도검출수단은 상기 피사체를 향해 빛을 방출하는 발광소자와 피사체로부터 반사되는 빛을 수광하는 수광소자를 구비하여 피사체와의 각도를 감지하는 센서부; 및 상기 센서부의 감지신호로부터 각도를 검출하는 각도검출부로 이루어진 것을 특징으로 하는 피사체와의 거리 디스플레이기능을 갖는 캠코더.The apparatus of claim 1, wherein the angle detecting unit comprises: a sensor unit configured to sense an angle with the subject by including a light emitting element emitting light toward the subject and a light receiving element receiving light reflected from the subject; And an angle detection unit for detecting an angle from the detection signal of the sensor unit. 제1항에 있어서 상기 화각선택부는 광각(Wide)에서 망원(Tele)시의 구간을 미세등분하여 렌즈의 배율을 조절하고, 줌동작이 완료되었을 때의 위치를 화각상태로 하여 출력하는 것을 특징으로 하는 피사체와의 거리 디스플레이기능을 갖는 캠코더.The method of claim 1, wherein the angle of view selection unit finely divides the section of the telescope from wide to wide to adjust the magnification of the lens, and outputs the position when the zoom operation is completed. Camcorder with distance display to the subject. 제2항 또는 제3항에 있어서, 상기 센서부의 발광소자와 수광소자의 위치는 상기 화각선택부에서 선택되는 화각상태에 따라 결정되는 것을 특징으로 하는 피사체와의 거리 디스플레이기능을 갖는 캠코더.The camcorder according to claim 2 or 3, wherein positions of the light emitting element and the light receiving element of the sensor unit are determined according to an angle of view state selected by the angle of view selection unit. 제1항에 있어서, 상기 AF검출수단은 촬상신호로부터 휘도신호를 발췌하여 오토포커스데이타로 출력하는 휘도신호처리부; 및 상기 휘도신호처리부로부터 인가되는 오토포커스데이타에 대한 콘트라스트가 가장 높은 지점을 판단하여 피사체인식시점을 결정하는 AF검출부로 이루어진 것을 특징으로 하는 피사체와의 거리 디스플레이기능을 갖는 캠코더.The display apparatus of claim 1, wherein the AF detection unit comprises: a luminance signal processing unit extracting a luminance signal from an image pickup signal and outputting the luminance signal as autofocus data; And an AF detector for determining a point of recognition of the subject by determining a point where the contrast with respect to the autofocus data applied from the luminance signal processor is the highest. 제1항에 있어서, 상기 마이콤은 화각상태와 각도에 따른 거리를 기저장하고, 상기 스위치에 의해 거리 디스플레이기능이 선택되면 상기 결정된 피사체인식시점에서 입력되는 화각상태와 검출된 각도로 맵핑되는 기저장된 거리를 피사체와의 거리로 판단하는 것을 특징으로 하는 피사체와의 거리 디스플레이기능을 갖는 캠코더.According to claim 1, The microcomputer pre-stores the distance according to the angle of view state and angle, and if the distance display function is selected by the switch is pre-stored mapped to the angle of view state and the detected angle input from the determined object recognition time point A camcorder having a distance display function with respect to a subject, wherein the distance is determined as the distance from the subject. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019960019369A 1996-05-31 1996-05-31 Camcorder capable of displaying the distance KR100215453B1 (en)

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KR1019960019369A KR100215453B1 (en) 1996-05-31 1996-05-31 Camcorder capable of displaying the distance

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KR1019960019369A KR100215453B1 (en) 1996-05-31 1996-05-31 Camcorder capable of displaying the distance

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KR100215453B1 KR100215453B1 (en) 1999-08-16

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